# Triangle calculator SSS - result

Please enter the triangle sides:

### Obtuse scalene triangle.

Sides: a = 49   b = 43   c = 6.4

Area: T = 51.09993385476
Perimeter: p = 98.4
Semiperimeter: s = 49.2

Angle ∠ A = α = 158.2200392687° = 158°12'1″ = 2.76111177303 rad
Angle ∠ B = β = 19.01994215818° = 19°1'10″ = 0.33219515284 rad
Angle ∠ C = γ = 2.78801857317° = 2°46'49″ = 0.04985233948 rad

Height: ha = 2.08656872877
Height: hb = 2.37767134208
Height: hc = 15.96985432961

Median: ma = 18.56769060427
Median: mb = 27.54550540025
Median: mc = 45.98765197639

Inradius: r = 1.0398604442
Circumradius: R = 65.97334567183

Vertex coordinates: A[6.4; 0] B[0; 0] C[46.325; 15.96985432961]
Centroid: CG[17.575; 5.32328477654]
Coordinates of the circumscribed circle: U[3.2; 65.89658040497]
Coordinates of the inscribed circle: I[6.2; 1.0398604442]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 21.87996073134° = 21°47'59″ = 2.76111177303 rad
∠ B' = β' = 160.9810578418° = 160°58'50″ = 0.33219515284 rad
∠ C' = γ' = 177.2219814268° = 177°13'11″ = 0.04985233948 rad

# How did we calculate this triangle?

### 1. The triangle circumference is the sum of the lengths of its three sides ### 2. Semiperimeter of the triangle ### 3. The triangle area using Heron's formula ### 4. Calculate the heights of the triangle from its area. ### 5. Calculation of the inner angles of the triangle using a Law of Cosines ### 6. Inradius ### 7. Circumradius ### 8. Calculation of medians #### Look also our friend's collection of math examples and problems:

See more informations about triangles or more information about solving triangles.